version: 1
root:
  #level: ~ # optional; DEBUG, INFO, WARNING, ERROR, CRITICAL, NOTSET
  level: NOTSET
  #propagate: true  # optional; ignored for root logger
  #filters: [...]   # optional
  #handlers: [console, file]
  handlers: [sink]
#loggers:
#  wlokalu.example_module:
#    #level: DEBUG|INFO|WARNING|...
#    #propagate: true
#    #filters: [...]
#    handlers: [example_module_processing]
formatters:
  brief_formatter:
    format: '%(levelname)-8s %(message)s'
  precise_formatter:
    format: '%(asctime)s %(levelname)-8s %(name)-15s %(message)s'
    datefmt: '%Y-%m-%d %H:%M:%S'
handlers:
  console:
    class: logging.StreamHandler
    formatter: brief_formatter
    #level:    CRITICAL
    #filters: [...]
    stream:   ext://sys.stdout
  #file:
  #  class: logging.handlers.RotatingFileHandler
  #  formatter: precise_formatter
  #  level:    INFO
  #  filename: log/output.log
  #  #maxBytes: 1024
  #  #backupCount: 3
  sink:
    class: wlokalu.logging.handlers.NullHandler
#  example_module_processing:
#    class: logging.handlers.RotatingFileHandler
#    formatter: precise_formatter
#    level:    INFO
#    filename: log/example.log